jbd2: add miss release buffer head in fc_do_one_pass()

In fc_do_one_pass() miss release buffer head after use which will lead
to reference count leak.

Cc: stable@kernel.org
Signed-off-by: Ye Bin <yebin10@huawei.com>
Reviewed-by: Jan Kara <jack@suse.cz>
Link: https://lore.kernel.org/r/20220917093805.1782845-1-yebin10@huawei.com
Signed-off-by: Theodore Ts'o <tytso@mit.edu>

diff --git a/fs/jbd2/recovery.c b/fs/jbd2/recovery.c
index f548479..3688d16 100644 (file)
--- a/fs/jbd2/recovery.c
+++ b/fs/jbd2/recovery.c
@@ -256,6 +256,7 @@ static int fc_do_one_pass(journal_t *journal,
                err = journal->j_fc_replay_callback(journal, bh, pass,
                                        next_fc_block - journal->j_fc_first,
                                        expected_commit_id);
+               brelse(bh);
                next_fc_block++;
                if (err < 0 || err == JBD2_FC_REPLAY_STOP)
                        break;